If it's not what You are looking for type in the equation solver your own equation and let us solve it.
c in (-oo:+oo)
c*((6*c^2+9*c)/3) = 0
(c*(6*c^2+9*c))/3 = 0
6*c^2+9*c = 0
3*c*(2*c+3) = 0
2*c+3 = 0 // - 3
2*c = -3 // : 2
c = -3/2
3*c*(c+3/2) = 0
(3*c*c*(c+3/2))/3 = 0
( 3*c )
3*c = 0 // : 3
c = 0
( c+3/2 )
c+3/2 = 0 // - 3/2
c = -3/2
( c )
c = 0
c in { 0, -3/2, 0 }
| 39/2x=3 | | 40=5u-10 | | 22=v/2-8 | | 7x-11+x=-4-x | | 8(8x+4)= | | 4y+15=51 | | 6x=3x-24 | | 2x+25=4x-7 | | (8x^2-5x^3)-(4x^2-7x^3)= | | 9=6j/4 | | 100T^2-50T-150=0 | | 45b^2-320= | | 14+10x=104-45x | | 81.6x=30x+17 | | 4ln(x+6)=-4 | | -3u=18 | | 100+100=x | | 4x+7=-47-9x | | 6k^2+48k+72=0 | | 5x-3=12-38 | | y/6+7=5 | | 82x^2-49=0 | | 32x+42=16 | | 12z-31=7z-1 | | s(t)=16t^2+48t+64 | | -8-4=2a+34 | | 0=16t^2+48t+64 | | (4+u)(2u+1)=0 | | 49-2z=8x+19 | | 12a^2-17ab-5b^2= | | 2-3(x-4)=9-(3+2x) | | 5ab+4a-b-2ab+5b= |